Let X Be a Binomial Random Variable with N=20 and P=.8.If

question 30

Multiple Choice

Let x be a binomial random variable with n=20 and p=.8.If we use the normal distribution to approximate probabilities for this, a correction for continuity should be made.To find the probability of more than 12 successes, we should find ___.

• A)P(x>12.5)
• B)P(x>12)
• C)P(x>11.5)
• D)P(x<11.5)
• E)P(x < 12)

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Definitions:

Independent Variables

Factors in an experiment that are deliberately changed or manipulated to investigate their effects on dependent variables.

Dependent Variables

In an experiment, these are the variables that are being tested and measured, expected to change as a result of manipulations to the independent variables.

Participant Confidentiality

The ethical obligation to protect the privacy of individuals participating in research by not disclosing their personal information.

High Response Rate

A term typically used in surveys or studies to denote a large percentage of participants providing feedback or answering questions.